john edwards walked after federal prosecutors failed to convince a jury the former presidential candidate misused campaign donations to hide his mistress. the last of nasa's fleet of space shuttles arrived at museums around the country. >> and launch. >> reporter: while the first privately built spacecraft delivered supplies to the international space station. >> touchdown confirmed. we're safe on mars. >> reporter: the curiosity rover landed on mars, beaming back pictures of the red planet and felix baumgartner became a human missile as he broke the speed of sound during the fastest and highest freefall ever. randall pinkston, cbs news, new york. >>> looking ahead to next year, mcafee labs expecting hacking on mobile devices now to expand in the coming year. the santa clara-based company is worried about so-called ransomware. that is the type of virus that thalocks up a phone or tablet and threatens to keep it locked up until a ransom is paid. other concerns for mobile customers include trojan horse programs that buy apps without user permission and the hacking of digital wallets; howeve